职工一方当事人人数为（）以上，有共同争议理由的劳动争议，称为集体争议。 A.1人 B

基因分离定律的实质是[     ]

A．F₂出现性状分离

B．F₂分离比3：1

C．F₁产生配子时等位基因分离

D．F₁产生的配子比例相同

Which of the following is NOT right?

A．It was not until I reached London that I realized that my English was so poor.

B．Not until I reached London did I realize that my English was so poor.

C．I didn’t realize that my English was so poor until I reached London.

D．It was not until I reached London that did I realize that my English was so poor.

全面内战爆发后，中 * * 党的军队[ ]

A．粉碎了国民党军队的进攻

B．与国民党军队相对峙

C．开始了对国民党的战略进攻

D．与国民党军队进行战略决战

三级单位查出或获悉涉嫌故意损害企业利益行为的，应在（）小时内报二级供电单位营销稽查部门。

A.12

B.24

C.36

D.48

污水汽提装置V-110操作介质是（）。

A.硫化氢

B.油

C.氨

D.氨水